What is inheritance and gift tax in Valais?

It is a cantonal (and often municipal) tax that applies when a person inherits property or receives donations. Valais, like every Swiss canton, has its own rules on rates, exemptions and reporting terms. Taxation depends on the degree of kinship between the beneficiary and the deceased or donor.

Who is exempt from inheritance tax in Valais?

The spouse is generally totally exempt. Children and direct descendants benefit from partial exemptions or reduced rates. The extent of the exemption varies by canton. Please consult the Valais Cantonal Tax Administration for specific exemptions applicable to your case.

How long does it take to declare a succession in Valais?

The declaration of succession must be submitted to the cantonal administration within the time limits established by the cantonal law of Valais. We generally talk about a year after death, but the exact term varies. Failure to comply with the terms exposes you to penalties and default interest.

What documents are needed to declare a succession?

The following are required: will (if any), death certificate, inventory of the deceased's assets, declaration of debts and liabilities, valuation of immovable and movable property at the time of death. The cantonal administration provides official forms and precise indications on which documents to attach.

Are living donations taxed in the Valais like successions?

Yes, donations are subject to cantonal taxation in Valais, with the aim of preventing the avoidance of inheritance tax. However, many cantons provide annual or multi-year exemptions for donations to spouses and children, and non-taxability thresholds for modest amounts.

Inheritance tax in Valais: rates and declaration (cross-border guide)

Di Marco Ferrari · Published on 6 September 2026

Aerial view of a traditional Valais village with stone architecture and Alpine mountains.

The inheritance and gift tax is regulated at the cantonal level: Valais has its own rules on degrees of kinship, exemptions and terms of declaration.

Context

In brief

Inheritance and gift tax is a cantonal and communal tax in Switzerland, not federal.
In Valais, the tax burden on inheritances and gifts varies according to the degree of kinship.
The declaration is mandatory within the deadlines set by the Cantonal Administration.

Key facts

What: Cantonal tax on inheritance of assets and transfers by gift
Where: Canton of Valais (each Swiss canton has its own rules)
Who: Heirs, legatees, beneficiaries of gifts
When: Declaration within deadlines set by cantonal law
Basis: Degree of kinship between donor/deceased and beneficiary

Inheritance and gift taxation: a cantonal system

In Switzerland, there is no federal inheritance tax. The taxation of inheritances and gifts is entirely governed by the cantons, which have full autonomy in setting rates, exemptions, deductions, and administrative procedures. Valais, like every Swiss canton, has its own law on the taxation of inheritances and gifts with specific rules for residents and beneficiaries.

When a person receives assets by inheritance (due to the death of a relative) or by gift (voluntary transfer of assets during life), the beneficiary is subject to a cantonal and often also communal tax. The burden depends mainly on who receives the assets in relation to the donor or the deceased — the so-called 'degree of kinship'.

A spouse, for example, generally enjoys total or almost total exemptions from taxation. Direct children benefit from reduced rates or partial exemptions, with differences according to the amount inherited. The further the degree of kinship (grandparents, uncles, cousins), the greater the tax burden. Unrelated beneficiaries (who have no blood ties) face even more significant taxation.

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Operational details

How do tax rates vary by degree of kinship?

The central setting of inheritance and gift tax revolves around the degree of kinship. Swiss cantons, including Valais, apply differentiated rates depending on whether the beneficiary is a spouse, a child, a grandchild, a parent, a sibling, or an outsider. Generally, the scale is progressive: the closer the relationship, the more favorable the tax treatment; the more distant, the higher the tax burden.

Spouses are almost always fully exempt. Direct children benefit from partial exemptions or very low rates, often differentiated by income bracket or inherited amount. Grandchildren and other direct descendants receive intermediate protections. Parents, siblings of the deceased face higher rates. Outsiders, finally, pay the highest taxes.

Exemptions for spouse and descendants

Exemptions represent the most effective form of tax protection for the family. In the Swiss system, the spouse is generally exempt from inheritance tax — the legislator protects the family nucleus and the economic structure of the couple in case of death of one of the members.

Direct children and descendants benefit from a preferential regime, although the amount of the exemption and its application vary from canton to canton. Some cantons provide total exemptions up to a certain threshold (for example, for limited inheritance amounts), others apply reduced rates proportional to the amount. Many cantons also offer additional deductions for minors or students.

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Key points

How to Declare an Estate in Valais

The estate declaration is the first administrative step after a person's death. In Valais, heirs must contact the Cantonal Tax Administration (Direction générale des finances du Valais) and complete the estate declaration within the deadlines set by cantonal law.

The typical process involves: 1. Document collection: will (if it exists), death certificate, inventory of the deceased's assets, statement of liabilities (debts, mortgages, credits). 2. Filling out the form: the Administration provides standardized forms to declare assets, heirs' shares, and calculate the tax due. 3. Asset valuation: real estate, bank accounts, securities, valuable personal effects must be valued at the time of death. 4. Tax payment: once calculated, the tax must be paid within the deadlines.

It is strongly advised to seek the assistance of a notary or a tax specialist in estates: these professionals are familiar with the tax complexities and reduce the risk of errors that could result in penalties.

Crucial Deadlines

The deadlines for declaring an estate vary according to Valais cantonal law. Generally, the declaration must be submitted within one year of the death (the exact deadline must be verified with the Cantonal Administration). Delays expose heirs to penalties, late interest, and possible administrative disputes.

The deadlines are firm and non-extendable: do not procrastinate is essential. Even if the estate settlement takes time (distribution of assets, settlement of debts), the tax declaration must be submitted within the deadlines.

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Frequently Asked Questions

What is inheritance and gift tax in Valais?: It is a cantonal (and often municipal) tax that applies when a person inherits property or receives donations. Valais, like every Swiss canton, has its own rules on rates, exemptions and reporting terms. Taxation depends on the degree of kinship between the beneficiary and the deceased or donor.
Who is exempt from inheritance tax in Valais?: The spouse is generally totally exempt. Children and direct descendants benefit from partial exemptions or reduced rates. The extent of the exemption varies by canton. Please consult the Valais Cantonal Tax Administration for specific exemptions applicable to your case.
How long does it take to declare a succession in Valais?: The declaration of succession must be submitted to the cantonal administration within the time limits established by the cantonal law of Valais. We generally talk about a year after death, but the exact term varies. Failure to comply with the terms exposes you to penalties and default interest.
What documents are needed to declare a succession?: The following are required: will (if any), death certificate, inventory of the deceased's assets, declaration of debts and liabilities, valuation of immovable and movable property at the time of death. The cantonal administration provides official forms and precise indications on which documents to attach.
Are living donations taxed in the Valais like successions?: Yes, donations are subject to cantonal taxation in Valais, with the aim of preventing the avoidance of inheritance tax. However, many cantons provide annual or multi-year exemptions for donations to spouses and children, and non-taxability thresholds for modest amounts.